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Author Question: Cook and Campbell outlined threats to internal validity many years ago. Indicate whether the ... (Read 53 times)

hbsimmons88

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on: Jul 13, 2018
Cook and Campbell outlined threats to internal validity many years ago.
 
  Indicate whether the statement is true or false

Question 2

______________: Reflects a difference between groups, and the direction of the difference is specified.
 
  Fill in the blanks with correct word


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djofnc

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Reply #1 on: Jul 13, 2018
Answer to Question 1

F

Answer to Question 2

Sample


hbsimmons88

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Reply 2 on: Jul 13, 2018
Wow, this really help

amandalm

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Reply 3 on: Yesterday
Excellent

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